SQL profile is a collection of additional statistical information stored in the data dictionary that helps the optimizer to generate the best plan for the query. SQL profile is managed through SQL_TUNE package of SQL tuning advisor. i.e when we run SQL tuning advisor against a query, The tun...
Formerly available in the Migration Workbench, Oracle SQL Developer is now the primary migration platform for moving your 3rd Party databases to Oracle Database. Users can connect to Access, SQL Server, Sybase ASE, DB2, or Teradata and walk a wizard-driven process to move their objects, data,...
For more information, see Back Up and Recovery in Base Database Service. May 02, 2024 Oracle Database 23ai is available on Base Database Service Oracle Database 23ai is a regular production release available on Base Database Service. With this release, you can perform all the lifecycle op...
Virtual log file growth In previous versions of SQL Server, if the next growth is more than 1/8 of the current log size, and the growth is less than 64 MB, four VLFs were created. In SQL Server 2022 (16.x), this behavior is slightly different. Only one VLF is created if the grow...
Data virtualization with PolyBaseQuery data from external SQL Server, Oracle, Teradata, MongoDB, and ODBC data sources with external tables, now withUTF-8 encoding support. For more information, seeWhat is PolyBase?. SQL Server 2019 (15.x) Cumulative update 19 now introduces support for Oracle...
How does SQL work? Structured Query Language (SQL) is the unifying thread in the complex tapestry of database management. It is the common language spoken by various database systems, including SQL Server, MySQL, Oracle, and MS SQL Server. SQL is the bridge between data and the people who...
(ADDM) reduces the amount of effort that is required to diagnose and tune Oracle systems. The SQL Tuning Advisor feature allows a quick and efficient technique for optimizing SQL statements. See"Introduction to Performance Tuning Features and Tools"for a brief summary of the new performance ...
Oracle is a U.S.-based information technology company that offers a wide range of business-oriented products and services that include Oracle Database, a relational database management system (RDBMS). The company was founded in 1977 in California and is among the largest software and hardware co...
What is the SQL server equivalent of EXECUTE IMMEDIATE INTO in Oracle E.g. DECLARE QRY varchar(100); val int; BEGIN QRY:='select count(*) from production.product'; EXECUTE IMMEDIATEQRYintoval; dbms_output.put_line(val); END; /
Moreover, NoSQL databases can take full advantage of the cloud to deliver zero downtime. Model JSON Data in Oracle NoSQL Database (4:35) SQL Versus NoSQL SQL databases are relational, while NoSQL databases are non-relational. The relational database management system (RDBMS) is the ...